BE850592A - CHROMANES - Google Patents
CHROMANESInfo
- Publication number
- BE850592A BE850592A BE174257A BE174257A BE850592A BE 850592 A BE850592 A BE 850592A BE 174257 A BE174257 A BE 174257A BE 174257 A BE174257 A BE 174257A BE 850592 A BE850592 A BE 850592A
- Authority
- BE
- Belgium
- Prior art keywords
- chromanes
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
- C07D311/68—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with nitrogen atoms directly attached in position 4
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D311/00—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings
- C07D311/02—Heterocyclic compounds containing six-membered rings having one oxygen atom as the only hetero atom, condensed with other rings ortho- or peri-condensed with carbocyclic rings or ring systems
- C07D311/04—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring
- C07D311/58—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4
- C07D311/70—Benzo[b]pyrans, not hydrogenated in the carbocyclic ring other than with oxygen or sulphur atoms in position 2 or 4 with two hydrocarbon radicals attached in position 2 and elements other than carbon and hydrogen in position 6
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB3024/76A GB1548221A (en) | 1976-01-27 | 1976-01-27 | Trans-4-heterocycyl-3,4-dihydro-2h-benzo pyran-3-ol esters |
Publications (1)
Publication Number | Publication Date |
---|---|
BE850592A true BE850592A (en) | 1977-07-20 |
Family
ID=9750533
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE174257A BE850592A (en) | 1976-01-27 | 1977-01-20 | CHROMANES |
Country Status (3)
Country | Link |
---|---|
BE (1) | BE850592A (en) |
GB (1) | GB1548221A (en) |
ZA (1) | ZA767610B (en) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4391815A (en) * | 1976-04-02 | 1983-07-05 | Beecham Group Limited | Cyanobenzano[b]pyrans |
DE2965739D1 (en) * | 1978-10-04 | 1983-07-28 | Beecham Group Plc | Chromanol derivatives, a process for their preparation and pharmaceutical compositions comprising them |
DE3064286D1 (en) | 1979-09-28 | 1983-08-25 | Beecham Group Plc | Chromanol derivatives, a process for their preparation and a pharmaceutical composition comprising them |
EP0028449B1 (en) * | 1979-09-28 | 1983-07-20 | Beecham Group Plc | Chromanol derivatives, a process for their preparation and a pharmaceutical composition comprising them |
EP0076075B1 (en) * | 1981-09-25 | 1986-11-20 | Beecham Group Plc | Pharmaceutically active benzopyran compounds |
DE3364145D1 (en) * | 1982-04-08 | 1986-07-24 | Beecham Group Plc | ANTI-HYPERTENSIVE BENZOPYRANOLS |
EP0107423B1 (en) * | 1982-10-19 | 1986-07-23 | Beecham Group Plc | Novel chromans and chromenes |
GB8324547D0 (en) * | 1983-09-14 | 1983-10-19 | Beecham Group Plc | Compounds |
GB8625185D0 (en) * | 1986-10-21 | 1986-11-26 | Beecham Group Plc | Active compounds |
US5352814A (en) * | 1991-08-30 | 1994-10-04 | Nissan Chemical Industries, Ltd. | Asymmetric epoxidation reaction |
-
1976
- 1976-01-27 GB GB3024/76A patent/GB1548221A/en not_active Expired
- 1976-12-22 ZA ZA767610A patent/ZA767610B/en unknown
-
1977
- 1977-01-20 BE BE174257A patent/BE850592A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB1548221A (en) | 1979-07-04 |
ZA767610B (en) | 1977-11-30 |
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